package com.itzdm.reggie.config;


import com.github.xiaoymin.knife4j.spring.annotations.EnableKnife4j;
import com.itzdm.reggie.common.jackson.JacksonObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.List;

@Configuration
@Slf4j
@EnableSwagger2
@EnableKnife4j
public class WebMvcConfig extends WebMvcConfigurationSupport {

    /**
     * 设置静态资源映射
     * @param registry
     */
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.info("开始进行静态资源映射....");
        registry.addResourceHandler("/backend/**").addResourceLocations("classpath:/backend/");
        registry.addResourceHandler("/front/**").addResourceLocations("classpath:/front/");
        registry.addResourceHandler("/doc.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
    }


    /**
     * swagger接口文档
     * @return
     */
    @Bean
    public Docket docket1() {
        log.info("开始生成接口文档....");
        ApiInfo apiInfo = new ApiInfoBuilder()
                .title("瑞吉外卖项目接口文档")
                .license("123456")
                .version("1.0")
                .description("瑞吉外卖项目接口文档")
                .build();
        Docket docket = new Docket(DocumentationType.SWAGGER_2)
                .groupName("接口文档")
                .apiInfo(apiInfo)
                .host("不告诉你")
                .groupName("hahaha")
                .pathMapping("jjj")
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.itzdm.reggie.controller"))
                .paths(PathSelectors.any())
                .build();
        return docket;
    }


    /**
     * 扩展框架消息转换器
     * @param converters
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        log.info("扩展消息转化器...");
        //创建消息转化器对象
        MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
        //设置对象转换器
        converter.setObjectMapper(new JacksonObjectMapper());
        //将新增的转化器加入到序列中
        converters.add(0,converter);
    }
}
